Need quickest path for minimal PCB which includes LQFP144 STM32F407GTx device. Looking for reference design or schematic with BOM. For now I am reading AN4488 Application note. I am using Orcad schematic and layout software. Thanks
The only functionality my board will need to support is digital IO, two RS485 ports and a single RS232 port, but they do not need to be on the first version of the design. We just need to see the board come alive and toggle some IO lines to verify th...